The control-flow of business workflows is characterized by the strict execution order of the activities that is already defined at design time. This well-structured control-flow is...
Workflow management systems (WFMSs) have attracted a lot of interest both in academia and the business community. A workflow consists of a collection of tasks that are organized t...
Workflow systems are an emerging technology which have become increasingly important in the drive for business to provide better services and increase productivity. Intuitively, w...
Time constraint is a key problem in workflow management. Now, with the emergence of new technologies such as web service, grid, this problem has become more complicated in service-...
While SOAP/XML is perceived as the appropriate interoperability level for web-services, companies compete to provide workflow-based tools for web-service integration. This paper p...